<div class="form-group">
  <label for="inputCustomer" class="col-sm-2 control-label">Componente</label>
  <div class="col-sm-9">
    <div class="input-group">
      <input type="text" class="form-control">
      <span class="input-group-btn">
        <button type="button" class="btn btn-default btnRemoveComponent">
          <span class="glyphicon glyphicon-trash"></span>
        </button>
      </span>
    </div>
  </div>
</div>